Aufmann, Richard N., <br/><br/>
Mathematical excursions 
Richard N. Aufmann 
 - Fourth  Edition 
 - Massachusetts :  Cengage Learning ;  2018. 
 - xxi, various pages :  figures, images, tables ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781305965584 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.<br/>Mathematical recreations.<br/>Mathematics--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>510  / Au38m